Compilare: user.cpp: In function ‘int main()’: user.cpp:23:15: warning: unused variable ‘i’ [-Wunused-variable] int t,n,m,i,j,a=0,b=0,x=0,y=0,r; ^ user.cpp:23:17: warning: unused variable ‘j’ [-Wunused-variable] int t,n,m,i,j,a=0,b=0,x=0,y=0,r; ^ user.cpp:26:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(intrare,"%d",&t); ^ user.cpp:29:57: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(intrare,"%d%d%d%d%d%d",&n,&m,&a,&b,&x,&y); ^